e1000.hpp

Go to the documentation of this file.

#ifndef __USB_HID__HID_HPP__
#define __USB_HID__HID_HPP__
 
#include "ioforge/ioforge_nic.h"
#include "ioforge/ioforge_pci.hpp"
#include <type.h>
 
#define E1000_NUM_RX_DESC 256
#define E1000_NUM_RX_MASK (E1000_NUM_RX_DESC - 1)
#define E1000_NUM_TX_DESC 64
#define E1000_VENDOR_ID 0x8086
#define E1000_DEVICE_ID 0x100c
 
struct e1000_rx_desc {
    volatile uint64_t addr;
    volatile uint16_t length;
    volatile uint16_t checksum;
    volatile uint8_t status;
    volatile uint8_t errors;
    volatile uint16_t special;
} __attribute__((packed));
 
struct e1000_rx_comp {
    volatile uint64_t addr;
    volatile uint64_t paddr;
};
 
struct e1000_tx_desc {
    volatile uint64_t addr;
    volatile uint16_t length;
    volatile uint8_t cso;
    volatile uint8_t cmd;
    volatile uint8_t status;
    volatile uint8_t css;
    volatile uint16_t special;
} __attribute__((packed));
 
class E1000Module : public IOforgePCI {
      public:
    static E1000Module* getInstance();
    E1000Module();
    void load() override;
    void unload() override;
    int sendPacket(const struct data_template data[], size_t count);
    // int receivePacket(void** buffer, size_t* size);
    inline void setNIC(struct ioforge_nic_service* nic) {
        this->nic = nic;
    }
 
    boolean_t detectEeprom();
    uint32_t readEeprom(uint32_t addr);
    boolean_t syncMacAddress();
    void enableInterrupt();
    void disableInterrupt();
    static void fireHandler();
    void linkup();
    void write(uint16_t p_address, uint32_t p_value);
    void receiveHandle();
    uint32_t read(uint16_t p_address);
    int getMacAddress(uint8_t mac[6]);
    void storeBufferToPool(int rx_id, void* vaddr);
 
    uint8_t msix;
 
      private:
    bool mac_ready = false;
    uint32_t mac_addr[6];
    ioforge_pci_device* device;
    boolean_t eerprom_exists = false;
    void initReceiverX();
    void initTransmitterX();
 
    uint32_t rx_cur;
    uint32_t tx_cur;
 
    // receive packet
    bool got_packet = false;
    int last_readed_rx_cur = 0;
    ioforge_nic_service* nic = 0;
};
 
#endif //__USB_HID__HID_HPP__